The Chinese seemed to be mourning Mao in a heartfelt fashion. But I wondered how many of their tears were genuine. People had practiced acting to such a degree that they confused it with their true feelings.
Bio: William H. "Bill" Jefferys is an American astronomer. He is a Harlan J. Smith Centennial Professor of Astronomy of astronomy at The University of Texas at Austin, and an adjunct professor of statistics at the University of Vermont.